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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $5,707 | 7,520 | 7,520 |
| 2006 | $19,362 | 25,532 | 25,532 |
| 2007 | $16,389 | 12,526 | 12,526 |
| 2008 | $6,223 | 5,480 | 5,480 |
| 2009 | $15,599 | 14,426 | 14,426 |
| 2010 | $12,603 | 10,991 | 10,991 |
| 2011 | $41,302 | 46,801 | 46,801 |
Note: Quantity represents Weight in kilograms
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